diff --git a/string.go b/string.go
index 1179504..c0b899b 100644
--- a/string.go
+++ b/string.go
@@ -39,7 +39,7 @@ func Set(key, value string, ttl uint64, url ...string) (uint64, error) {
 	}
 	defer conn.Close()
 
-	req := &SetRequest{proto.String(key), proto.String(value),proto.Uint64(ttl) nil}
+	req := &SetRequest{proto.String(key), proto.String(value), proto.Uint64(ttl), nil}
 
 	res := &SetResponse{}